{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "92019297",
    "entityType": "User",
    "nonce": "0x149828c7ee473f61642b7548bfd94d4ff6fedb5c21cf7fb36872885b2ba3680d",
    "signature": "0xc4535115e0e8096f109b5860ce0fbc5caa37a03fca142ab25338d80c4afc789f2e4f972a0d93e2a00538b4c8dd2d1782756b4f4b907c519c33f474f8ad3b51161b",
    "signer": "0xdF94159720AB889b4D53EB68Be2E4869f38b9eFc",
    "userId": "863573949"
  }
}